It's been used, but there are no particular stains. Purchased at Akachan Honpo. I spent the summer wearing just this one. The underwear size is 80. The ones in the bag are new, purchased at Topvalu. These are size 90, but I'll include them as a bonus＾＾ A set of 5 baby underwear with various designs, comfortable to wear. - Colors: Light blue, white, purple - Types: Short sleeves, tank top, romper - Designs: Car print, plain - Sizes: 80, 90 - Quantity: 5-piece set Thank you for looking.